export function  IdCard(value) {

  let  idCardNoUtil = {
    /*省,直辖市代码表*/
    provinceAndCitys :{11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",21:"辽宁",22:"吉林",23:"黑龙江",
      31:"上海",32:"江苏",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",42:"湖北",43:"湖南",44:"广东",
      45:"广西",46:"海南",50:"重庆",51:"四川",52:"贵州",53:"云南",54:"西藏",61:"陕西",62:"甘肃",63:"青海",64:"宁夏",
      65:"新疆",83:"台湾",81:"香港",82:"澳门",91:"国外"},

    /*每位加权因子*/
    powers: ["7","9","10","5","8","4","2","1","6","3","7","9","10","5","8","4","2"],

    /*第18位校检码*/
    parityBit: ["1","0","X","9","8","7","6","5","4","3","2"],

    /*性别*/
    genders: {male:"男",female:"女"},

    /*校验地址码*/
    checkAddressCode: function(addressCode){
      let check = /^[1-9]\d{5}$/.test(addressCode);
      if(!check) return false;
      if(this.provinceAndCitys[parseInt(addressCode.substring(0,2))]){
        return true;
      }else{
        return false;
      }
    },

    /*校验日期码*/
    checkBirthDayCode: function(birDayCode){
      let check = /^[1-9]\d{3}((0[1-9])|(1[0-2]))((0[1-9])|([1-2][0-9])|(3[0-1]))$/.test(birDayCode);
      if(!check) return false;
      let yyyy = parseInt(birDayCode.substring(0,4),10);
      let mm = parseInt(birDayCode.substring(4,6),10);
      let dd = parseInt(birDayCode.substring(6),10);
      let xdata = new Date(yyyy,mm-1,dd);
      if(xdata > new Date()){
        return false;//生日不能大于当前日期
      }else if ( ( xdata.getFullYear() == yyyy ) && ( xdata.getMonth () == mm - 1 ) && ( xdata.getDate() == dd ) ){
        return true;
      }else{
        return false;
      }
    },

    /*计算校检码*/
    getParityBit: function(idCardNo){
      let id17 = idCardNo.substring(0,17);
      /*加权 */
      let power = 0;
      for(let i=0;i<17;i++){
        power += parseInt(id17.charAt(i),10) * parseInt(this.powers[i]);
      }
      /*取模*/
      let mod = power % 11;
      return this.parityBit[mod];
    },

    /*验证校检码*/
    checkParityBit: function(idCardNo){
      let parityBit = idCardNo.charAt(17).toUpperCase();
      if(this.getParityBit(idCardNo) == parityBit){
        return true;
      }else{
        return false;
      }
    },

  /*校验15位或18位的身份证号码*/
  checkIdCardNo: function(idCardNo){
    //15位和18位身份证号码的基本校验
    let check = /^\d{15}|(\d{17}(\d|x|X))$/.test(idCardNo);
    if(!check) return false;
    //判断长度为15位或18位
    if(idCardNo.length==15){
      return this.check15IdCardNo(idCardNo);
    }else if(idCardNo.length==18){
      return this.check18IdCardNo(idCardNo);
    }else{
      return false;
    }
  },

//校验15位的身份证号码
  check15IdCardNo: function(idCardNo){
    //15位身份证号码的基本校验
    let check = /^[1-9]\d{7}((0[1-9])|(1[0-2]))((0[1-9])|([1-2][0-9])|(3[0-1]))\d{3}$/.test(idCardNo);
    if(!check) return false;
    //校验地址码
    let addressCode = idCardNo.substring(0,6);
    check = this.checkAddressCode(addressCode);
    if(!check) return false;
    let birDayCode = '19' + idCardNo.substring(6,12);
    //校验日期码
    return this.checkBirthDayCode(birDayCode);
  },

//校验18位的身份证号码
  check18IdCardNo: function(idCardNo){
    //18位身份证号码的基本格式校验
    let check = /^[1-9]\d{5}[1-9]\d{3}((0[1-9])|(1[0-2]))((0[1-9])|([1-2][0-9])|(3[0-1]))\d{3}(\d|x|X)$/.test(idCardNo);
    if(!check) return false;
    //校验地址码
    let addressCode = idCardNo.substring(0,6);
    check = this.checkAddressCode(addressCode);
    if(!check) return false;
    //校验日期码
    let birDayCode = idCardNo.substring(6,14);
    check = this.checkBirthDayCode(birDayCode);
    if(!check) return false;
    //验证校检码 
    return this.checkParityBit(idCardNo);
  },

  formateDateCN: function(day){
    let yyyy =day.substring(0,4);
    let mm = day.substring(4,6);
    let dd = day.substring(6);
    return yyyy + '-' + mm +'-' + dd;
  },

//获取信息
  getIdCardInfo: function(idCardNo){
    let idCardInfo = {
      gender:"",  //性别
      birthday:"" // 出生日期(yyyy-mm-dd)
    };
    if(idCardNo.length==15){
      let aday = '19' + idCardNo.substring(6,12);
      idCardInfo.birthday=this.formateDateCN(aday);
      if(parseInt(idCardNo.charAt(14))%2==0){
        idCardInfo.gender=this.genders.female;
      }else{
        idCardInfo.gender=this.genders.male;
      }
    }else if(idCardNo.length==18){
      let aday = idCardNo.substring(6,14);
      idCardInfo.birthday=this.formateDateCN(aday);
      if(parseInt(idCardNo.charAt(16))%2==0){
        idCardInfo.gender=this.genders.female;
      }else{
        idCardInfo.gender=this.genders.male;
      }

    }
    return idCardInfo;
  },

  /*18位转15位*/
  getId15: function(idCardNo){
    if(idCardNo.length==15){
      return idCardNo;
    }else if(idCardNo.length==18){
      return idCardNo.substring(0,6) + idCardNo.substring(8,17);
    }else{
      return null;
    }
  },

  /*15位转18位*/
  getId18: function(idCardNo){
    if(idCardNo.length==15){
      let id17 = idCardNo.substring(0,6) + '19' + idCardNo.substring(6);
      let parityBit = this.getParityBit(id17);
      return id17 + parityBit;
    }else if(idCardNo.length==18){
      return idCardNo;
    }else{
      return null;
    }
  }
};
  return idCardNoUtil.checkIdCardNo(value);
}
